lengdeakse
Lengdeakse, or longitudinal axis, is an imaginary line that runs along the length of an object, typically from front to back (for example, nose to tail in a vehicle or fuselage). It serves as a reference axis for describing rotational motion and orientation in three-dimensional space. The term comes from the Norwegian words lengde (length) and akse (axis).
In practical use, lengdeakse is most commonly discussed in contexts such as aviation, maritime transport, robotics
Lengdeakse is one of the three principal axes used in a standard three-axis body reference. The other